[PATCH 11/23] drm/amd/display: Add Renoir GPIO
Alex Deucher
alexdeucher at gmail.com
Wed Aug 28 19:56:10 UTC 2019
From: Bhawanpreet Lakha <Bhawanpreet.Lakha at amd.com>
Misc display related configuration details.
Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/display/dc/gpio/Makefile | 7 +
.../display/dc/gpio/dcn21/hw_factory_dcn21.c | 210 ++++++++++
.../display/dc/gpio/dcn21/hw_factory_dcn21.h | 33 ++
.../dc/gpio/dcn21/hw_translate_dcn21.c | 386 ++++++++++++++++++
.../dc/gpio/dcn21/hw_translate_dcn21.h | 35 ++
.../gpu/drm/amd/display/dc/gpio/hw_factory.c | 8 +
.../drm/amd/display/dc/gpio/hw_translate.c | 8 +
7 files changed, 687 insertions(+)
create mode 100644 drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.c
create mode 100644 drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.h
create mode 100644 drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.c
create mode 100644 drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.h
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/Makefile b/drivers/gpu/drm/amd/display/dc/gpio/Makefile
index 113affea49bf..b3062275711e 100644
--- a/drivers/gpu/drm/amd/display/dc/gpio/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/gpio/Makefile
@@ -80,6 +80,13 @@ AMD_DAL_GPIO_DCN20 = $(addprefix $(AMDDALPATH)/dc/gpio/dcn20/,$(GPIO_DCN20))
AMD_DISPLAY_FILES += $(AMD_DAL_GPIO_DCN20)
endif
+ifdef CONFIG_DRM_AMD_DC_DCN2_1
+GPIO_DCN21 = hw_translate_dcn21.o hw_factory_dcn21.o
+
+AMD_DAL_GPIO_DCN21 = $(addprefix $(AMDDALPATH)/dc/gpio/dcn21/,$(GPIO_DCN21))
+
+AMD_DISPLAY_FILES += $(AMD_DAL_GPIO_DCN21)
+endif
###############################################################################
# Diagnostics on FPGA
###############################################################################
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.c b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.c
new file mode 100644
index 000000000000..34485d9de78a
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.c
@@ -0,0 +1,210 @@
+/*
+ * Copyright 2013-15 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+#include "dm_services.h"
+#include "include/gpio_types.h"
+#include "../hw_factory.h"
+
+
+#include "../hw_gpio.h"
+#include "../hw_ddc.h"
+#include "../hw_hpd.h"
+#include "../hw_generic.h"
+
+#include "hw_factory_dcn21.h"
+
+
+#include "dcn/dcn_2_1_0_offset.h"
+#include "dcn/dcn_2_1_0_sh_mask.h"
+#include "renoir_ip_offset.h"
+
+
+#include "reg_helper.h"
+#include "../hpd_regs.h"
+/* begin *********************
+ * macros to expend register list macro defined in HW object header file */
+
+/* DCN */
+#define block HPD
+#define reg_num 0
+
+#undef BASE_INNER
+#define BASE_INNER(seg) DMU_BASE__INST0_SEG ## seg
+
+#define BASE(seg) BASE_INNER(seg)
+
+
+
+#define REG(reg_name)\
+ BASE(mm ## reg_name ## _BASE_IDX) + mm ## reg_name
+
+#define SF_HPD(reg_name, field_name, post_fix)\
+ .field_name = HPD0_ ## reg_name ## __ ## field_name ## post_fix
+
+#define REGI(reg_name, block, id)\
+ BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
+ mm ## block ## id ## _ ## reg_name
+
+#define SF(reg_name, field_name, post_fix)\
+ .field_name = reg_name ## __ ## field_name ## post_fix
+
+/* macros to expend register list macro defined in HW object header file
+ * end *********************/
+
+
+
+#define hpd_regs(id) \
+{\
+ HPD_REG_LIST(id)\
+}
+
+static const struct hpd_registers hpd_regs[] = {
+ hpd_regs(0),
+ hpd_regs(1),
+ hpd_regs(2),
+ hpd_regs(3),
+ hpd_regs(4),
+};
+
+static const struct hpd_sh_mask hpd_shift = {
+ HPD_MASK_SH_LIST(__SHIFT)
+};
+
+static const struct hpd_sh_mask hpd_mask = {
+ HPD_MASK_SH_LIST(_MASK)
+};
+
+#include "../ddc_regs.h"
+
+ /* set field name */
+#define SF_DDC(reg_name, field_name, post_fix)\
+ .field_name = reg_name ## __ ## field_name ## post_fix
+
+static const struct ddc_registers ddc_data_regs_dcn[] = {
+ ddc_data_regs_dcn2(1),
+ ddc_data_regs_dcn2(2),
+ ddc_data_regs_dcn2(3),
+ ddc_data_regs_dcn2(4),
+ ddc_data_regs_dcn2(5),
+};
+
+static const struct ddc_registers ddc_clk_regs_dcn[] = {
+ ddc_clk_regs_dcn2(1),
+ ddc_clk_regs_dcn2(2),
+ ddc_clk_regs_dcn2(3),
+ ddc_clk_regs_dcn2(4),
+ ddc_clk_regs_dcn2(5),
+};
+
+static const struct ddc_sh_mask ddc_shift[] = {
+ DDC_MASK_SH_LIST_DCN2(__SHIFT, 1),
+ DDC_MASK_SH_LIST_DCN2(__SHIFT, 2),
+ DDC_MASK_SH_LIST_DCN2(__SHIFT, 3),
+ DDC_MASK_SH_LIST_DCN2(__SHIFT, 4),
+ DDC_MASK_SH_LIST_DCN2(__SHIFT, 5),
+ DDC_MASK_SH_LIST_DCN2(__SHIFT, 6)
+};
+
+static const struct ddc_sh_mask ddc_mask[] = {
+ DDC_MASK_SH_LIST_DCN2(_MASK, 1),
+ DDC_MASK_SH_LIST_DCN2(_MASK, 2),
+ DDC_MASK_SH_LIST_DCN2(_MASK, 3),
+ DDC_MASK_SH_LIST_DCN2(_MASK, 4),
+ DDC_MASK_SH_LIST_DCN2(_MASK, 5),
+ DDC_MASK_SH_LIST_DCN2(_MASK, 6)
+};
+
+static void define_ddc_registers(
+ struct hw_gpio_pin *pin,
+ uint32_t en)
+{
+ struct hw_ddc *ddc = HW_DDC_FROM_BASE(pin);
+
+ switch (pin->id) {
+ case GPIO_ID_DDC_DATA:
+ ddc->regs = &ddc_data_regs_dcn[en];
+ ddc->base.regs = &ddc_data_regs_dcn[en].gpio;
+ break;
+ case GPIO_ID_DDC_CLOCK:
+ ddc->regs = &ddc_clk_regs_dcn[en];
+ ddc->base.regs = &ddc_clk_regs_dcn[en].gpio;
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+ return;
+ }
+
+ ddc->shifts = &ddc_shift[en];
+ ddc->masks = &ddc_mask[en];
+
+}
+
+static void define_hpd_registers(struct hw_gpio_pin *pin, uint32_t en)
+{
+ struct hw_hpd *hpd = HW_HPD_FROM_BASE(pin);
+
+ hpd->regs = &hpd_regs[en];
+ hpd->shifts = &hpd_shift;
+ hpd->masks = &hpd_mask;
+ hpd->base.regs = &hpd_regs[en].gpio;
+}
+
+
+/* fucntion table */
+static const struct hw_factory_funcs funcs = {
+ .init_ddc_data = dal_hw_ddc_init,
+ .init_generic = dal_hw_generic_init,
+ .init_hpd = dal_hw_hpd_init,
+ .get_ddc_pin = dal_hw_ddc_get_pin,
+ .get_hpd_pin = dal_hw_hpd_get_pin,
+ .get_generic_pin = dal_hw_generic_get_pin,
+ .define_hpd_registers = define_hpd_registers,
+ .define_ddc_registers = define_ddc_registers
+};
+/*
+ * dal_hw_factory_dcn10_init
+ *
+ * @brief
+ * Initialize HW factory function pointers and pin info
+ *
+ * @param
+ * struct hw_factory *factory - [out] struct of function pointers
+ */
+void dal_hw_factory_dcn21_init(struct hw_factory *factory)
+{
+ /*TODO check ASIC CAPs*/
+ factory->number_of_pins[GPIO_ID_DDC_DATA] = 8;
+ factory->number_of_pins[GPIO_ID_DDC_CLOCK] = 8;
+ factory->number_of_pins[GPIO_ID_GENERIC] = 4;
+ factory->number_of_pins[GPIO_ID_HPD] = 6;
+ factory->number_of_pins[GPIO_ID_GPIO_PAD] = 28;
+ factory->number_of_pins[GPIO_ID_VIP_PAD] = 0;
+ factory->number_of_pins[GPIO_ID_SYNC] = 0;
+ factory->number_of_pins[GPIO_ID_GSL] = 0;/*add this*/
+
+ factory->funcs = &funcs;
+}
+
+#endif
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.h b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.h
new file mode 100644
index 000000000000..2443f9e7afbf
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+#if defined(CONFIG_DRM_AMD_DC_DCN2_1)
+#ifndef __DAL_HW_FACTORY_DCN21_H__
+#define __DAL_HW_FACTORY_DCN21_H__
+
+/* Initialize HW factory function pointers and pin info */
+void dal_hw_factory_dcn21_init(struct hw_factory *factory);
+
+#endif /* __DAL_HW_FACTORY_DCN20_H__ */
+#endif
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.c b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.c
new file mode 100644
index 000000000000..ad7c43746291
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.c
@@ -0,0 +1,386 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+/*
+ * Pre-requisites: headers required by header of this unit
+ */
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+#include "hw_translate_dcn21.h"
+
+#include "dm_services.h"
+#include "include/gpio_types.h"
+#include "../hw_translate.h"
+
+#include "dcn/dcn_2_1_0_offset.h"
+#include "dcn/dcn_2_1_0_sh_mask.h"
+#include "renoir_ip_offset.h"
+
+
+
+
+/* begin *********************
+ * macros to expend register list macro defined in HW object header file */
+
+/* DCN */
+#define block HPD
+#define reg_num 0
+
+#undef BASE_INNER
+#define BASE_INNER(seg) DMU_BASE__INST0_SEG ## seg
+
+#define BASE(seg) BASE_INNER(seg)
+
+#undef REG
+#define REG(reg_name)\
+ BASE(mm ## reg_name ## _BASE_IDX) + mm ## reg_name
+#define SF_HPD(reg_name, field_name, post_fix)\
+ .field_name = reg_name ## __ ## field_name ## post_fix
+
+
+/* macros to expend register list macro defined in HW object header file
+ * end *********************/
+
+
+static bool offset_to_id(
+ uint32_t offset,
+ uint32_t mask,
+ enum gpio_id *id,
+ uint32_t *en)
+{
+ switch (offset) {
+ /* GENERIC */
+ case REG(DC_GENERICA):
+ *id = GPIO_ID_GENERIC;
+ switch (mask) {
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICA_A_MASK:
+ *en = GPIO_GENERIC_A;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICB_A_MASK:
+ *en = GPIO_GENERIC_B;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICC_A_MASK:
+ *en = GPIO_GENERIC_C;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICD_A_MASK:
+ *en = GPIO_GENERIC_D;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICE_A_MASK:
+ *en = GPIO_GENERIC_E;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICF_A_MASK:
+ *en = GPIO_GENERIC_F;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICG_A_MASK:
+ *en = GPIO_GENERIC_G;
+ return true;
+ default:
+ ASSERT_CRITICAL(false);
+#ifdef PALLADIUM_SUPPORTED
+ *en = GPIO_DDC_LINE_DDC1;
+ return true;
+#endif
+ return false;
+ }
+ break;
+ /* HPD */
+ case REG(DC_GPIO_HPD_A):
+ *id = GPIO_ID_HPD;
+ switch (mask) {
+ case DC_GPIO_HPD_A__DC_GPIO_HPD1_A_MASK:
+ *en = GPIO_HPD_1;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD2_A_MASK:
+ *en = GPIO_HPD_2;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD3_A_MASK:
+ *en = GPIO_HPD_3;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD4_A_MASK:
+ *en = GPIO_HPD_4;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD5_A_MASK:
+ *en = GPIO_HPD_5;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD6_A_MASK:
+ *en = GPIO_HPD_6;
+ return true;
+ default:
+ ASSERT_CRITICAL(false);
+ return false;
+ }
+ break;
+ /* REG(DC_GPIO_GENLK_MASK */
+ case REG(DC_GPIO_GENLK_A):
+ *id = GPIO_ID_GSL;
+ switch (mask) {
+ case DC_GPIO_GENLK_A__DC_GPIO_GENLK_CLK_A_MASK:
+ *en = GPIO_GSL_GENLOCK_CLOCK;
+ return true;
+ case DC_GPIO_GENLK_A__DC_GPIO_GENLK_VSYNC_A_MASK:
+ *en = GPIO_GSL_GENLOCK_VSYNC;
+ return true;
+ case DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_A_A_MASK:
+ *en = GPIO_GSL_SWAPLOCK_A;
+ return true;
+ case DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_B_A_MASK:
+ *en = GPIO_GSL_SWAPLOCK_B;
+ return true;
+ default:
+ ASSERT_CRITICAL(false);
+ return false;
+ }
+ break;
+ /* DDC */
+ /* we don't care about the GPIO_ID for DDC
+ * in DdcHandle it will use GPIO_ID_DDC_DATA/GPIO_ID_DDC_CLOCK
+ * directly in the create method */
+ case REG(DC_GPIO_DDC1_A):
+ *en = GPIO_DDC_LINE_DDC1;
+ return true;
+ case REG(DC_GPIO_DDC2_A):
+ *en = GPIO_DDC_LINE_DDC2;
+ return true;
+ case REG(DC_GPIO_DDC3_A):
+ *en = GPIO_DDC_LINE_DDC3;
+ return true;
+ case REG(DC_GPIO_DDC4_A):
+ *en = GPIO_DDC_LINE_DDC4;
+ return true;
+ case REG(DC_GPIO_DDC5_A):
+ *en = GPIO_DDC_LINE_DDC5;
+ return true;
+ case REG(DC_GPIO_DDCVGA_A):
+ *en = GPIO_DDC_LINE_DDC_VGA;
+ return true;
+
+// case REG(DC_GPIO_I2CPAD_A): not exit
+// case REG(DC_GPIO_PWRSEQ_A):
+// case REG(DC_GPIO_PAD_STRENGTH_1):
+// case REG(DC_GPIO_PAD_STRENGTH_2):
+// case REG(DC_GPIO_DEBUG):
+ /* UNEXPECTED */
+ default:
+// case REG(DC_GPIO_SYNCA_A): not exist
+#ifdef PALLADIUM_SUPPORTED
+ *id = GPIO_ID_HPD;
+ *en = GPIO_DDC_LINE_DDC1;
+ return true;
+#endif
+ ASSERT_CRITICAL(false);
+ return false;
+ }
+}
+
+static bool id_to_offset(
+ enum gpio_id id,
+ uint32_t en,
+ struct gpio_pin_info *info)
+{
+ bool result = true;
+
+ switch (id) {
+ case GPIO_ID_DDC_DATA:
+ info->mask = DC_GPIO_DDC5_A__DC_GPIO_DDC5DATA_A_MASK;
+ switch (en) {
+ case GPIO_DDC_LINE_DDC1:
+ info->offset = REG(DC_GPIO_DDC1_A);
+ break;
+ case GPIO_DDC_LINE_DDC2:
+ info->offset = REG(DC_GPIO_DDC2_A);
+ break;
+ case GPIO_DDC_LINE_DDC3:
+ info->offset = REG(DC_GPIO_DDC3_A);
+ break;
+ case GPIO_DDC_LINE_DDC4:
+ info->offset = REG(DC_GPIO_DDC4_A);
+ break;
+ case GPIO_DDC_LINE_DDC5:
+ info->offset = REG(DC_GPIO_DDC5_A);
+ break;
+ case GPIO_DDC_LINE_DDC_VGA:
+ info->offset = REG(DC_GPIO_DDCVGA_A);
+ break;
+ case GPIO_DDC_LINE_I2C_PAD:
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_DDC_CLOCK:
+ info->mask = DC_GPIO_DDC5_A__DC_GPIO_DDC5CLK_A_MASK;
+ switch (en) {
+ case GPIO_DDC_LINE_DDC1:
+ info->offset = REG(DC_GPIO_DDC1_A);
+ break;
+ case GPIO_DDC_LINE_DDC2:
+ info->offset = REG(DC_GPIO_DDC2_A);
+ break;
+ case GPIO_DDC_LINE_DDC3:
+ info->offset = REG(DC_GPIO_DDC3_A);
+ break;
+ case GPIO_DDC_LINE_DDC4:
+ info->offset = REG(DC_GPIO_DDC4_A);
+ break;
+ case GPIO_DDC_LINE_DDC5:
+ info->offset = REG(DC_GPIO_DDC5_A);
+ break;
+ case GPIO_DDC_LINE_DDC_VGA:
+ info->offset = REG(DC_GPIO_DDCVGA_A);
+ break;
+ case GPIO_DDC_LINE_I2C_PAD:
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_GENERIC:
+ info->offset = REG(DC_GPIO_GENERIC_A);
+ switch (en) {
+ case GPIO_GENERIC_A:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICA_A_MASK;
+ break;
+ case GPIO_GENERIC_B:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICB_A_MASK;
+ break;
+ case GPIO_GENERIC_C:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICC_A_MASK;
+ break;
+ case GPIO_GENERIC_D:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICD_A_MASK;
+ break;
+ case GPIO_GENERIC_E:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICE_A_MASK;
+ break;
+ case GPIO_GENERIC_F:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICF_A_MASK;
+ break;
+ case GPIO_GENERIC_G:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICG_A_MASK;
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_HPD:
+ info->offset = REG(DC_GPIO_HPD_A);
+ switch (en) {
+ case GPIO_HPD_1:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD1_A_MASK;
+ break;
+ case GPIO_HPD_2:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD2_A_MASK;
+ break;
+ case GPIO_HPD_3:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD3_A_MASK;
+ break;
+ case GPIO_HPD_4:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD4_A_MASK;
+ break;
+ case GPIO_HPD_5:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD5_A_MASK;
+ break;
+ case GPIO_HPD_6:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD6_A_MASK;
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+#ifdef PALLADIUM_SUPPORTED
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD1_A_MASK;
+ result = true;
+#endif
+ result = false;
+ }
+ break;
+ case GPIO_ID_GSL:
+ switch (en) {
+ case GPIO_GSL_GENLOCK_CLOCK:
+ /*not implmented*/
+ ASSERT_CRITICAL(false);
+ result = false;
+ break;
+ case GPIO_GSL_GENLOCK_VSYNC:
+ /*not implmented*/
+ ASSERT_CRITICAL(false);
+ result = false;
+ break;
+ case GPIO_GSL_SWAPLOCK_A:
+ /*not implmented*/
+ ASSERT_CRITICAL(false);
+ result = false;
+ break;
+ case GPIO_GSL_SWAPLOCK_B:
+ /*not implmented*/
+ ASSERT_CRITICAL(false);
+ result = false;
+
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_SYNC:
+ case GPIO_ID_VIP_PAD:
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+
+ if (result) {
+ info->offset_y = info->offset + 2;
+ info->offset_en = info->offset + 1;
+ info->offset_mask = info->offset - 1;
+
+ info->mask_y = info->mask;
+ info->mask_en = info->mask;
+ info->mask_mask = info->mask;
+ }
+
+ return result;
+}
+
+/* function table */
+static const struct hw_translate_funcs funcs = {
+ .offset_to_id = offset_to_id,
+ .id_to_offset = id_to_offset,
+};
+
+/*
+ * dal_hw_translate_dcn10_init
+ *
+ * @brief
+ * Initialize Hw translate function pointers.
+ *
+ * @param
+ * struct hw_translate *tr - [out] struct of function pointers
+ *
+ */
+void dal_hw_translate_dcn21_init(struct hw_translate *tr)
+{
+ tr->funcs = &funcs;
+}
+
+#endif
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.h b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.h
new file mode 100644
index 000000000000..2bfaac24c574
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+#if defined(CONFIG_DRM_AMD_DC_DCN2_1)
+#ifndef __DAL_HW_TRANSLATE_DCN21_H__
+#define __DAL_HW_TRANSLATE_DCN21_H__
+
+struct hw_translate;
+
+/* Initialize Hw translate function pointers */
+void dal_hw_translate_dcn21_init(struct hw_translate *tr);
+
+#endif /* __DAL_HW_TRANSLATE_DCN21_H__ */
+#endif
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c b/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c
index f90205bfbe76..cb5857c8c7e9 100644
--- a/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c
+++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c
@@ -49,6 +49,9 @@
#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
#include "dcn20/hw_factory_dcn20.h"
#endif
+#if defined(CONFIG_DRM_AMD_DC_DCN2_1)
+#include "dcn21/hw_factory_dcn21.h"
+#endif
#include "diagnostics/hw_factory_diag.h"
@@ -97,6 +100,11 @@ bool dal_hw_factory_init(
dal_hw_factory_dcn20_init(factory);
return true;
#endif
+#if defined(CONFIG_DRM_AMD_DC_DCN2_1)
+ case DCN_VERSION_2_1:
+ dal_hw_factory_dcn21_init(factory);
+ return true;
+#endif
default:
ASSERT_CRITICAL(false);
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c b/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c
index c35fe201d335..f2046f55d6a8 100644
--- a/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c
+++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c
@@ -49,6 +49,9 @@
#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
#include "dcn20/hw_translate_dcn20.h"
#endif
+#if defined(CONFIG_DRM_AMD_DC_DCN2_1)
+#include "dcn21/hw_translate_dcn21.h"
+#endif
#include "diagnostics/hw_translate_diag.h"
@@ -94,6 +97,11 @@ bool dal_hw_translate_init(
dal_hw_translate_dcn20_init(translate);
return true;
#endif
+#if defined(CONFIG_DRM_AMD_DC_DCN2_1)
+ case DCN_VERSION_2_1:
+ dal_hw_translate_dcn21_init(translate);
+ return true;
+#endif
default:
BREAK_TO_DEBUGGER();
--
2.20.1
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